CN110792345A - A strong magnetic anti-wind pressure door suction - Google Patents

Abstract

The present invention proposes a strong magnetic wind pressure resistant door stopper, comprising a first mounting groove provided on a door leaf, and a second mounting groove provided on a door frame, a bolt provided at the bottom of the mounting frame, the bolt passing through the mounting frame and rotatably connected with the first mounting groove, a nut for tightening the bolt provided on the bolt; a first magnet provided on the top of the nut and sleeved on the bolt; a slide groove provided in the middle of the first magnet, the head of the bolt located in the slide groove; an L-shaped buffer groove provided on one side of the first magnet, a buffer device provided in the buffer groove; a second magnet capable of attracting the first magnet provided in the second mounting groove. This solution can meet the use requirements of invisible doors in existing home decoration, and can adjust the magnetic force or suction force, and can adjust and control the suction force according to user habits, so as to facilitate user use.

Description

A strong magnetic anti-wind pressure door suction

technical field

The invention relates to the technical field of door suction equipment, in particular to a strong magnetic type anti-wind pressure door suction.

Background technique

With the progress of society and the continuous improvement of living standards, in order to improve the integrity and aesthetics of home decoration, people's requirements for doors and windows in home products are gradually increasing. Invisible doors are more and more used in the home furnishing field because they can make the overall sense of the space stronger and the visual neatness.

There is no handle for opening or unlocking the door leaf of the invisible door, which is why the invisible door is named; but the existing invisible door is not firmly combined when opening and closing the door, so a door suction is often used to achieve normal opening. , door closing operation. However, the existing door suction structure is generally divided into two parts, one is the iron block installed on the door leaf, and the other part is the magnet installed on the wall. When the door is opened, the magnetism of the magnet will make the iron on the door leaf Block suction to keep the door open; invisible doors are usually closed, so such door suctions cannot meet the needs of invisible doors; and the suction power of existing door suctions cannot be adjusted, and after long-term use, the suction power tends to be If it is weakened, it cannot achieve a good effect of closing the door, and even the door suction fails; or for some users, the suction force is too large and it is difficult to open the door.

SUMMARY OF THE INVENTION

Therefore, the present invention proposes a strong magnetic anti-wind pressure door suction, which meets the use requirements of invisible doors in existing home decoration, and can adjust the magnetic force or suction force, and can adjust and control the suction force according to user habits, which is convenient for users to use.

The technical scheme of the present invention is realized as follows: a strong magnetic type anti-wind pressure door suction, including a first installation slot opened on the door leaf (ie the movable end), and a second installation slot opened on the door frame (fixed end) The first installation groove is provided with a cylindrical installation frame, the installation frame and the first installation groove are fitted with each other, the bottom of the installation frame is provided with bolts, and the bolts pass through the installation frame and are installed with the first installation groove. The groove is connected in rotation, and the bolt is provided with a nut for fastening the bolt, and the nut is made of ferromagnetic material; the top of the nut is provided with a first magnet sleeved on the bolt; the first magnet is slidably connected with the bolt; A chute is set in the middle of the first magnet, and the head of the bolt is located in the chute; one side of the first magnet is provided with an L-shaped buffer slot, and a buffer device is arranged in the buffer slot; the second A second magnet capable of attracting the first magnet is arranged in the installation slot.

Further, the buffer device includes an oil pressure buffer installed in the buffer groove, the side wall of the oil pressure cylinder of the oil pressure buffer is fixedly connected to the installation groove, and the piston rod of the oil pressure buffer is fixed to the first magnet. connect.

Further, the bottom of the chute is conical, and the diameter of the bolt head is larger than the inner diameter of the opening at the bottom of the chute.

Further, the bolts are of M4 type.

Further, the buffer device is an airbag.

The working principle and beneficial effects of this program:

The existing invisible door includes a door frame (fixed) installed on the wall, and a door leaf (movable) matched with the door frame; the door leaf of this solution is installed with a first installation slot, which is connected to the first installation slot after the frame is installed. Rotational connection; an installation frame is arranged in the first installation slot, and a second magnet that can attract the first magnet is arranged in the second installation slot; the installation frame can be fixed in the first installation slot of the door frame with nails, and the bottom of the installation frame There are bolts, the bolts pass through the installation frame and then rotate and insert into the first installation slot for rotation. The bolts that can be installed in the installation slot are fastened with nuts to prevent them from loosening, and the nuts are ferromagnetic materials and can be attracted by magnets; A first magnet is sleeved on the bolt, and the first magnet can slide back and forth on the bolt. The diameter of the head of the bolt is large, which can prevent the first magnet from detaching from the bolt when sliding.

When the door is closed, the door leaf approaches the door frame, and the attractive force of the second magnet on the door frame and the first magnet on the door leaf gradually increases. The attractive force of the magnet and the first magnet is the largest, and the attractive force of the two is greater than the attractive force between the first magnet and the nut, and the first magnet can overcome the attractive force and the nut between the first magnet and the nut. The sum of part of the friction force moves toward the second magnet along the bolt, and finally the relative position of the door frame and the door leaf is fixed under the attractive force of the first magnet and the second magnet, thereby realizing the function of closing the door.

When opening the door, it is used to push the door leaf away from the door frame. When it is far away from a certain position, the attractive force between the second magnet and the first magnet gradually becomes smaller, and the first magnet is under the action of the attractive force between the first magnet and the nut. , and move along the bolt toward the nut, and return to the installation frame of the installation slot.

One side of the first magnet is provided with an L-shaped buffer groove, and a buffer device is arranged in the buffer groove, including an oil pressure buffer installed in the buffer groove, the side wall of the oil pressure cylinder of the oil pressure buffer and the installation groove Fixed connection, the piston rod of the oil pressure buffer is fixedly connected with the first magnet; the impact force of the first magnet of the oil pressure buffer is too large during the movement process, which can reduce the impact when the first magnet and the second magnet are attracted noise.

This solution can also meet the needs of users. By rotating the bolt, the distance between the first magnet and the second magnet can be adjusted, and the magnetic force between the two can be adjusted, so as to realize the adjustment of the door opening force. Specifically, the bolt is rotated downward. With a certain distance, the distance between the first magnet and the second magnet at the maximum displacement of the bolt becomes longer, resulting in a weakening of the attractive force of the two, and then the force required to open the door can be reduced; and vice versa.

The solution can meet the use requirements of the invisible door in the existing home decoration, and can adjust the magnetic force or the suction force, and the suction force can be adjusted and controlled according to the user's habits, which is convenient for the user to use.

Description of drawings

1 is a schematic structural diagram of a door-closed state according to an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a door opening state according to an embodiment of the present invention.

The reference numbers are as follows:

Door frame 1, door leaf 2, second magnet 3, first magnet 4, first installation groove 5, hydraulic buffer 6, bolt 7, nut 8, L-shaped buffer groove 9, sliding groove 10.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

It should be noted that all directional indications (such as up, down, left, right, front, back, etc.) in the embodiments of the present invention are only used to explain the relative relationship between various components under a certain posture (as shown in the accompanying drawings). If the specific posture changes, the directional indication also changes accordingly.

In addition, the descriptions involving "first", "second", etc. in the present invention are only for descriptive purposes, and should not be understood as indicating or implying their relative importance or implying the number of indicated technical features. Thus, a feature delimited with "first", "second" may expressly or implicitly include at least one of that feature. In addition, the technical solutions between the various embodiments can be combined with each other, but must be based on the realization by those of ordinary skill in the art. When the combination of technical solutions is contradictory or cannot be realized, it should be considered that the combination of such technical solutions does not exist. , is not within the scope of protection required by the present invention.

Example

As shown in Figure 1-2, a strong magnetic type anti-wind pressure door suction includes a first installation groove 5 opened on the door leaf 2, and a second installation groove opened on the door frame 1; the first installation groove 5 is provided with a cylindrical installation frame, the installation frame and the first installation groove 5 are fitted with each other, the bottom of the installation frame is provided with bolts 7, and the bolts 7 pass through the installation frame and are rotatably connected to the first installation groove 5 , the bolt 7 is provided with a nut 8 for tightening the bolt 7, the nut 8 is a ferromagnetic material; the top of the nut 8 is provided with a first magnet 4 sleeved on the bolt 7; the first magnet 4 It is slidably connected with the bolt 7; the middle part of the first magnet 4 is provided with a chute 10, the head of the bolt 7 is located in the chute 10, the bottom of the chute 10 is conical, and the bolt 7 is the bolt 7 of the M4 type. 7. The diameter of the head is larger than the inner diameter of the bottom opening of the chute 10. One side of the first magnet 4 is provided with an L-shaped buffer groove 9 , and a buffer device is provided in the L-shaped buffer groove 9 ; a second magnet 3 capable of attracting the first magnet 4 is provided in the second installation groove. The buffer device includes an oil pressure buffer 6 installed in the buffer groove, the hydraulic cylinder side wall of the oil pressure buffer 6 is fixedly connected with the installation groove, and the piston rod of the oil pressure buffer 6 is fixedly connected with the first magnet 4 .

The use process and work are as follows:

A first installation groove 5 is installed on the door leaf 2, and the installation frame is rotatably connected with the first installation groove 5; Two magnets 3; the installation frame can be fixed in the first installation groove 5 of the door frame 1 with nails, the bottom of the installation frame is provided with bolts 7, and the bolts 7 pass through the installation frame and rotate into the first installation groove 5 for rotation, and use the nut 8 The bolt 7 that can be installed in the installation groove is fastened to prevent it from loosening, and the nut 8 is a ferromagnetic material, which can be attracted by the magnet; the bolt 7 is sleeved with a first magnet 4, and the first magnet 4 can be placed on the bolt 7. When sliding up and down, the diameter of the head of the bolt 7 is larger, which can prevent the first magnet 4 from disengaging from the bolt 7 when sliding.

When the door is closed, the door leaf 2 approaches the door frame 1, and the attractive force of the second magnet 3 on the door frame 1 and the first magnet 4 on the door leaf 2 gradually increases. When the slots are facing each other, the attractive force of the second magnet 3 and the first magnet 4 is the largest, and the attractive force of the two is greater than the attractive force between the first magnet 4 and the nut 8, and the first magnet 4 Overcoming the sum of the attractive force and part of the friction force between the first magnet 4 and the nut 8 and moving along the bolt 7 toward the second magnet 3, and finally the door frame under the attractive force of the first magnet 4 and the second magnet 3 The relative positions of 1 and the door leaf 2 are fixed to realize the function of closing the door.

When opening the door, it is used to push the door leaf 2 away from the door frame 1. When it is far away to a certain position, the attractive force between the second magnet 3 and the first magnet 4 gradually becomes smaller, and the first magnet 4 is between the first magnet 4 and the nut 8. Under the action of the attractive force between the bolts, it moves along the bolt 7 toward the nut 8 and returns to the installation frame of the installation slot.

One side of the first magnet 4 is provided with an L-shaped buffer groove 9. The L-shaped buffer groove 9 is provided with a buffer device, including an oil pressure buffer 6 installed in the buffer groove. The oil pressure of the oil pressure buffer 6 The cylinder side wall is fixedly connected with the installation groove, and the piston rod of the hydraulic buffer 6 is fixedly connected with the first magnet 4; Impact noise when the magnet 4 and the second magnet 3 are attracted.

This solution can also meet the needs of users. By rotating the bolt 7, the distance between the first magnet 4 and the second magnet 3 can be adjusted, and the magnetic force between the two can be adjusted, so as to realize the adjustment of the door opening force. Specifically, the bolt 7. Rotate down a certain distance, so that the distance between the first magnet 4 and the second magnet 3 at the maximum displacement of the bolt 7 becomes longer, resulting in a weakening of the attractive force of the two, and then the force required to open the door can be reduced; .

The solution can meet the use requirements of the invisible door in the existing home decoration, and can adjust the magnetic force or the suction force, and the suction force can be adjusted and controlled according to the user's habits, which is convenient for the user to use.

The device in the above-mentioned embodiment is installed horizontally. When the door is installed vertically, the resistance that the first magnet 4 moves to the second magnet 3 to overcome also includes its own gravity. During use, attention should be paid to selecting the second magnet 3 with a suitable size to ensure that the There is enough suction.

Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention and not to limit them. Although the present invention has been described in detail with reference to the preferred embodiments, those of ordinary skill in the art should understand that the technical solutions of the present invention can be Modifications or equivalent substitutions without departing from the spirit and scope of the technical solutions of the present invention should be included in the scope of the claims of the present invention.

Claims (5)

1. The utility model provides a strong magnetic anti-wind presses door-inhale which characterized in that: the door comprises a first mounting groove arranged on a door leaf and a second mounting groove arranged on a door frame; a cylindrical mounting frame is arranged on the first mounting groove, the mounting frame and the first mounting groove are mutually attached, a bolt is arranged at the bottom of the mounting frame, the bolt penetrates through the mounting frame and then is rotatably connected with the first mounting groove, a nut used for fastening the bolt is arranged on the bolt, and the nut is made of ferromagnetic materials; a first magnet sleeved on the bolt is arranged above the nut; the first magnet is connected with the bolt in a sliding manner; a sliding groove is formed in the middle of the first magnet, and the head of the bolt is located in the sliding groove; an L-shaped buffer groove is formed in one side of the first magnet, and a buffer device is arranged in the buffer groove; and a second magnet capable of attracting the first magnet is arranged in the second mounting groove.

2. The strong magnetic wind pressure resistant door stopper according to claim 1, wherein: the buffer device comprises an oil pressure buffer arranged in a buffer groove, the side wall of an oil pressure cylinder of the oil pressure buffer is fixedly connected with the mounting groove, and a piston rod of the oil pressure buffer is fixedly connected with the first magnet.

3. The strong magnetic wind pressure resistant door stopper according to claim 2, wherein: the bottom of the sliding groove is conical, and the diameter of the bolt head is larger than the inner diameter of the opening at the bottom of the sliding groove.

4. The strong magnetic wind pressure resistant door stopper according to claim 3, wherein: the bolt is of type M4.

5. The strong magnetic wind pressure resistant door stopper according to claim 1, wherein: the buffer device is an air bag.

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